Patent US2809128A successfully refreshed from Google Patents.
US2809128A
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Electrostatic method and apparatus for atomizing and for coating
Assignee: Ransburg Corp
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Filing: 1953-07-14
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Granted: 1957-10-08
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Expires: 1973-07-14
Abstract
No abstract record available.
Inventors
- 👤 Merton R Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:11
CPC Classifications
B; B05; B05B; B05B5/00; B05B5/025; B05B5/057; B05B5/08; B05B5/14; Y; Y10; Y10S; Y10S101/00; Y10S101/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
THE METHOD OF ELECTROSTATICALLY ATOMIZING LIQUID, COMPRISING THE STEPS OF FORMING LIQUID MATERIAL INTO A THIN, UNIFORM FIL, MOVING SAID FILM INTO AN ATOMIZING ZONE REMOTE FROM THE SITE OF FILM FORMATION, ESTABLISHING AN ELECTROSTATIC FIELD OVER SAID FILM IN THE ATOMIZING ZONE, AND MECHANICALLY OBSTRUCTING MOVEMENT OF SAID FILM IN THE ATOMIZING ZONE ALONG A LINE TRANSVERSE TO THE DIRECTION OF FILM MOVEMENT TO DEFORM SAID FILM LOCALLY AND THEREBY INCREASE THE GRADIENT OF THE FIELD AT THE SITE OF DEFORMATION FOR FORMING THE DEFORMED LIQUID INTO A SERIES OF CUSPS AND ELECTROSTATICALLY ATOMIZING LIQUID FROM THE TIPS OF SUCH CUSPS.
Claim 2
Independent Claim
102 words
THE METHOD OF ELECTROSTATICALLY ATOMIZING LIQUID, COMPRISING THE STEPS OF FORMING LIQUID MATERIAL INTO A THIN, UNIFORM FIL, MOVING SAID FILM INTO AN ATOMIZING ZONE REMOTE FROM THE SITE OF FILM FORMATION, ESTABLISHING AN ELECTROSTATIC FIELD OVER SAID FILM IN THE ATOMIZING ZONE, AND MECHANICALLY OBSTRUCTING MOVEMENT OF SAID FILM IN THE ATOMIZING ZONE ALONG A LINE TRANSVERSE TO THE DIRECTION OF FILM MOVEMENT TO DEFORM SAID FILM LOCALLY AND THEREBY INCREASE THE GRADIENT OF THE FIELD AT THE SITE OF DEFORMATION FOR FORMING THE DEFORMED LIQUID INTO A SERIES OF CUSPS AND ELECTROSTATICALLY ATOMIZING LIQUID FROM THE TIPS OF SUCH CUSPS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-07 | 1961-04-08 | 1961-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-07 | 1965-04-08 | 1965-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-07 | 1969-04-08 | 1969-10-08 | $7700.00 | Window Closed / Lapsed |